Shifting mass from non-critical to critical areas; the BCM Mk2 Upper Receiver reduces barrel deflection and enhances bore tolerances improving barrel alignment" consistency and accuracy.
Features:
- Enhanced rigidity
- Works with all USGI bolt carriers, charging handles and barrel assemblies
- 7075 T6 Aluminum
Specifications:
- Color: Black
- Fit: AR Rifles
- Manufacturer Part #: BCM4-UR-MK2
- Subcategory: Upper Receivers
- Type: Upper